3.Locate the keyboard connector.

Note: Your keyboard might be connected to a standard keyboard connector 1or a USB connector 2. Depending on where your keyboard is connected, see “Locating the connectors on the rear of your computer” on page 2 or “Locating the connectors on the front of your computer” on page 1.

4.Disconnect the failing keyboard cable from the computer.

5.Connect the new keyboard to the appropriate connector on the computer.

6.Go to “Completing the parts replacement.”

Replacing a mouse

Attention

Do not open your computer or attempt any repair before reading the “Important safety information” in the Quick Reference that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Quick Reference or HMM, go to http://www.lenovo.com/support.

This section provides instructions on how to replace a mouse.

1.Remove any media (diskettes, CDs, or tapes) from the drives, shut down your operating system, and turn off all attached devices.

2.Unplug all power cords from electrical outlets.

3.Locate the mouse connector.

Note: Your mouse might be connected to a standard mouse connector 1or a USB connector 2 in the front or rear of your computer. See “Locating the connectors on the rear of your computer” on page 2 or “Locating the connectors on the front of your computer” on page 1.

4.Disconnect the failing mouse cable from the computer.

5.Connect the new mouse to the appropriate connector on the computer.

6.Go to “Completing the parts replacement.”

Completing the parts replacement

After working with parts, you need to replace the computer cover and reconnect any cables, including telephone lines and power cords. Also, depending on the part that was replaced, you might need to confirm the updated information in the Setup Utility program.

12Hardware Replacement Guide

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Lenovo 3000 manual Replacing a mouse, Completing the parts replacement
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3000 specifications

The Lenovo 3000 series represents a unique blend of affordability, functionality, and performance for both everyday users and small business professionals. Launched with the aim of providing reliable computing solutions, the Lenovo 3000 series features various models that cater to different needs, fitting seamlessly into the computer landscape.

One of the main features of the Lenovo 3000 series is its diverse configuration options. Users can choose from a range of processors, including the Intel Pentium and Core series, ensuring they find a model that suits their performance requirements. The inclusion of ample RAM options, typically ranging from 1GB to 4GB, makes these systems robust enough for multitasking and running everyday applications without noticeable lag.

The Lenovo 3000 series also places a strong emphasis on portability. With a sleek design and lightweight construction, these laptops are ideal for users who are constantly on the go. The battery life is commendable, allowing students and professionals to work for extended periods without being tethered to a power source. These aspects combined contribute to the series’ appeal among users seeking reliable, portable computing solutions.

In terms of display technology, the Lenovo 3000 models come with a 15.4-inch screen that strikes a balance between size and usability. The screen resolution, usually at 1280 x 800 pixels, offers clear visuals suitable for both work and entertainment purposes.

Connectivity is another strong suit of the Lenovo 3000 series. Most models are equipped with multiple USB ports, an Ethernet port, and integrated Wi-Fi capabilities, ensuring users can easily connect to various devices and networks. Additionally, these laptops often feature built-in optical drives, a valuable asset for users who work with physical media.

Lenovo also prioritizes security; various models in the 3000 series come equipped with Lenovo’s suite of security features. This includes a fingerprint reader, ensuring that sensitive data remains protected and only accessible to authorized users.

Ultimately, the Lenovo 3000 series stands out as a reliable choice for users who need a laptop that balances performance, portability, and affordability. With a focus on meeting the needs of a wide audience, Lenovo forges a path towards accessible computing solutions with this versatile series.
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